Multi-Tech Systems Multivoip Model Mvp400/800 Voice/fax Over Ip Networks User Guide

Chapter 6 - Warranty, Service and Tech Support 

82 MultiVOIP 400/800 User Guide
Introduction
This chapter starts out with statements about your MultiVOIP 400/800 2-year warranty. The next
section, Tech Support, should be read carefully if you have questions or problems with your
MultiVOIP 400/800. It includes the technical support phone numbers, space for recording your
product information, and an explanation of how to send in your MultiVOIP 400/800 should you require
service. The final section explains how to receive support from the Internet....

83 Chapter 6 - Warranty, Service and Tech Support
Addendum for International Products
Distributors should contact Amex, Inc., for information about the repairs for your Multi-Tech product.
Amex, Inc.
2724 Summer Street NE Minneapolis, MN 55413
U.S.A. Tel: +(763) 331-3251
Fax: +(763) 331-3180
Please direct your questions regarding technical matters, product configuration, verification that the
product is defective, etc., to our Technical Support department nearest you. When calling the U.S.,
please direct...

84 MultiVOIP 400/800 User Guide
Ordering Accessories
SupplyNet, Inc. supplies replacement transformers, cables and connectors for select Multi-Tech
products. You can place an order with SupplyNet via mail, phone, fax or the Internet at:
Mail:SupplyNet, Inc.
614 Corporate Way
Valley Cottage, NY 10989
Phone:800 826-0279
Fax:914 267-2420
Email:[email protected]
Internet:http://www.thesupplynet.com
Tech Support
Multi-Tech has an excellent staff of technical support personnel available to help you get the...

Appendixes 

86 MultiVOIP 400/800 User Guide
Appendix A - TCP/IP Description
TCP/IP (Transmission Control Protocol/Internet Protocol) is a protocol suite and related applications
developed for the U.S. Department of Defense in the 1970s and 1980s specifically to permit different
types of computers to communicate and exchange information with one another. TCP/IP is currently
mandated as an official U.S. Department of Defense protocol and is also widely used in the UNIX
community.
Before you install TCP/IP on your...

87 Appendix A - TCP/IP Description
circuit establishment and termination. UDP’s primary function is to add a port number to the IP
address to provide a socket for the application.
The Application Layer protocols are examples of common TCP/IP applications and utilities, which
include:
 Telnet (Telecommunication Network): a virtual terminal protocol allowing a user logged on to
one TCP/IP host to access other hosts on the network, described in RFC 854 ( ftp://
ds.internic.net/rfc/rfc854.txt).
 FTP: the...

88 MultiVOIP 400/800 User Guide
Internet Protocol (IP)
IP is the Internet standard protocol that tracks Internetwork node addresses, routes outgoing
messages and recognizes incoming messages, allowing a message to cross multiple networks on
the way to its final destination. The IPv6 Control Protocol (IPV6CP) is responsible for configuring,
enabling, and disabling the IPv6 protocol modules on both ends of the point-to-point link. IPV6CP
uses the same packet exchange mechanism as the Link Control Protocol...

89 Appendix B - Cabling Diagrams
Appendix B - Cabling Diagrams
Command Port Cable
13     12     11     10      9     8       7       6      5       4        3      2     1
  25    24      23    22      21   20     19    18     17      16     15    14
PIN NO.
1
2
3
4
5
6
7
8
20
22
25
To
DTE
Device
(Terminal
Device
i.e. ASCII
Terminal)
TRANSMIT DATA (BA)
RECEIVE DATA (BB)
SIGNAL GROUND (AB)
PIN NO.
To COMMAND PORT
Connector
1
2
3
4
5
6
7
8
20
22
25
LAN Cable
!.-&06#
Pin Circuit Signal Name
1...

90 MultiVOIP 400/800 User Guide
Remote Configuration Cable
PIN NO.
1
2
3
4
5
6
7
8
20
22
251
2
3
4
5
6
7
8
20
22
25To
DCE
Device
(Communication
Device
i.e. Modem)
FRAME  GROUND
TRANSMIT DATA (TX)
RECEIVE DATA (RX)
REQUEST TO SEND (RTS)
CLEAR TO SEND (CTS)
SIGNAL GROUND
PIN NO.
To
COMMAND PORT
Connector
Male
Male